@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--radius-sm:.25rem;--radius-md:.375rem;--radius-lg:.5rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.sticky{position:sticky}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.shrink{flex-shrink:1}.grow{flex-grow:1}.rounded{border-radius:.25rem}}:root{--ink:#0b2230;--navy:#103949;--navy-soft:#175568;--gold:#f2ad3d;--gold-bright:#ffd166;--green:#20b8ad;--green-dark:#087d78;--paper:#f4fbfa;--paper-deep:#e4f3f1;--white:#fff;--muted:#5f7078;--line:#0b223024;--serif:Georgia, "Times New Roman", serif;--sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--shadow:0 24px 60px #0b22301f;--shell:min(1180px, calc(100% - 40px))}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--white);color:var(--ink);font-family:var(--sans);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}img{max-width:100%;display:block}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}:focus-visible{outline:3px solid var(--gold-bright);outline-offset:4px}.skip-link{z-index:999;background:var(--white);color:var(--ink);padding:10px 16px;transition:transform .16s;position:fixed;top:14px;left:16px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.shell{width:var(--shell);margin-inline:auto}.site-header{z-index:80;color:var(--white);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#0d1b2af2;border-bottom:1px solid #ffffff17;position:sticky;top:0}.site-header__inner{grid-template-columns:auto 1fr auto;align-items:center;gap:28px;min-height:82px;display:grid}.brand{align-items:center;gap:12px;width:max-content;display:inline-flex}.brand__mark{object-fit:contain;filter:brightness(0)invert();opacity:.94;width:58px;height:39px}.brand__type{gap:1px;line-height:1;display:grid}.brand__type strong{font-family:var(--serif);letter-spacing:.045em;font-size:1.31rem;font-weight:600}.brand__type small{color:#ffffff9e;text-transform:uppercase;letter-spacing:.18em;font-size:.5rem;line-height:1.3}.desktop-nav{justify-content:center;align-items:center;gap:clamp(16px,2.2vw,31px);display:flex}.desktop-nav a{color:#ffffffbf;letter-spacing:.035em;font-size:.79rem;font-weight:670;transition:color .16s;position:relative}.desktop-nav a:after{content:"";background:var(--gold);height:2px;transition:right .18s;position:absolute;bottom:-11px;left:0;right:100%}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:#fff}.desktop-nav a:hover:after,.desktop-nav a[aria-current=page]:after{right:0}.button{cursor:pointer;letter-spacing:.02em;border:1px solid #0000;border-radius:5px;justify-content:center;align-items:center;gap:10px;min-height:49px;padding:0 20px;font-size:.82rem;font-weight:760;transition:transform .16s,box-shadow .16s,background .16s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button--gold{background:var(--gold);color:var(--ink);box-shadow:0 12px 28px #d4af372b}.button--gold:hover{background:var(--gold-bright);box-shadow:0 16px 35px #d4af373d}.button--ink{color:#fff;background:var(--ink)}.button--ink:hover{background:var(--navy-soft)}.button--ghost-light{color:#fff;background:0 0;border-color:#ffffff75}.button--ghost-light:hover{background:#ffffff14;border-color:#fff}.menu-toggle,.mobile-menu{display:none}.eyebrow{color:var(--green-dark);letter-spacing:.16em;text-transform:uppercase;align-items:center;gap:10px;font-size:.71rem;font-weight:800;line-height:1.2;display:inline-flex}.eyebrow:before{content:"";background:currentColor;width:27px;height:1px}.eyebrow--light{color:#ffffffab}.text-link{border-bottom:1px solid #0d1b2a4d;align-items:center;gap:10px;padding-bottom:4px;font-size:.84rem;font-weight:750;display:inline-flex}.text-link span{transition:transform .16s}.text-link:hover span{transform:translate(4px)}.text-link--light{color:#fff;border-color:#ffffff59}.hero{color:#fff;background:radial-gradient(circle at 82% 25%,#5e7d6e3d,#0000 29%),linear-gradient(125deg,#0b1724,#112b45 66%,#123d47);position:relative;overflow:hidden}.hero:after{content:"";pointer-events:none;background:radial-gradient(circle,#d4af371a,#0000 65%);height:700px;position:absolute;inset:auto -5% -55% 35%}.hero__graph-paper{opacity:.095;background-image:linear-gradient(#ffffff80 1px,#0000 1px),linear-gradient(90deg,#ffffff80 1px,#0000 1px);background-size:34px 34px;position:absolute;inset:0 0 0 48%;-webkit-mask-image:linear-gradient(90deg,#0000,#000 28%);mask-image:linear-gradient(90deg,#0000,#000 28%)}.hero__layout{z-index:2;grid-template-columns:minmax(0,1.03fr) minmax(400px,.97fr);align-items:center;gap:48px;min-height:570px;display:grid;position:relative}.hero__copy{padding:63px 0 55px}.hero h1{max-width:740px;font-family:var(--serif);letter-spacing:-.055em;margin:20px 0 25px;font-size:clamp(4rem,7vw,7.25rem);font-weight:500;line-height:.9}.hero h1 em{color:var(--gold-bright);font-weight:500;position:relative}.hero h1 em:after{content:"";opacity:.75;border-top:2px solid;border-radius:50%;height:8px;position:absolute;bottom:-7px;left:5%;right:-4%;transform:rotate(-2deg)}.hero__lead{color:#ffffffbd;max-width:620px;font-size:clamp(1rem,1.55vw,1.18rem);line-height:1.72}.button-row{flex-wrap:wrap;gap:13px;margin-top:34px;display:flex}.hero__assurance{color:#ffffff9e;flex-wrap:wrap;gap:18px 28px;margin-top:28px;font-size:.76rem;display:flex}.hero__assurance span{align-items:center;gap:7px;display:inline-flex}.hero__assurance svg{color:var(--gold)}.hero__portrait-wrap{justify-content:center;align-self:stretch;align-items:flex-end;min-height:570px;display:flex;position:relative}.hero__portrait{z-index:2;width:min(100%,505px);height:535px;position:relative;overflow:hidden}.hero__portrait:before{content:"";z-index:-1;background:linear-gradient(150deg,#f6f4f12e,#5e7d6e4d),#ffffff0f;border:1px solid #ffffff26;border-radius:250px 250px 0 0;position:absolute;inset:80px 0 0}.hero__portrait:after{content:"";z-index:-1;border:1px solid #d4af3770;border-radius:230px 230px 0 0;position:absolute;inset:97px 17px 0}.hero__portrait img{object-fit:contain;object-position:bottom;width:100%;height:100%}.hero__orbit{z-index:3;aspect-ratio:1;width:60px;color:var(--gold-bright);font-family:var(--serif);-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px);background:#ffffff14;border:1px solid #fff3;border-radius:50%;place-items:center;font-size:1.3rem;animation:6s ease-in-out infinite drift;display:grid;position:absolute}.hero__orbit--one{top:80px;left:-6px}.hero__orbit--two{width:48px;animation-delay:-2.1s;top:145px;right:-1px}.hero__orbit--three{width:44px;animation-delay:-3.7s;top:300px;left:5px}@keyframes drift{0%,to{transform:translateY(0)}50%{transform:translateY(-11px)}}.hero__note{z-index:5;width:222px;color:var(--ink);border-left:3px solid var(--gold);background:#fffdfaf2;align-items:center;gap:12px;padding:14px 16px;display:flex;position:absolute;bottom:42px;right:-15px;box-shadow:0 22px 55px #0003}.hero__note p{margin:0;font-size:.72rem;line-height:1.4}.hero__note-icon{width:34px;height:34px;color:var(--green-dark);background:#5e7d6e24;border-radius:50%;flex:none;place-items:center;display:grid}.hero__stats{z-index:4;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#07131e75;border:1px solid #ffffff1c;border-bottom:0;grid-template-columns:repeat(4,1fr);display:grid;position:relative}.hero__stats>div{border-right:1px solid #ffffff1a;flex-direction:column;justify-content:center;min-height:78px;padding:17px 29px;display:flex}.hero__stats>div:last-child{border-right:0}.hero__stats strong{font-family:var(--serif);color:var(--gold-bright);font-size:1.42rem;font-weight:500;line-height:1.2}.hero__stats span{color:#ffffff8f;letter-spacing:.035em;font-size:.7rem}.section{padding:clamp(64px,7vw,96px) 0}.section--paper{background:var(--paper)}.section--workspace{background:radial-gradient(circle at 15% 20%,#d4af371c,#0000 25%),linear-gradient(135deg,#eef0e9,#f9f7f3 64%);position:relative;overflow:hidden}.section-heading{max-width:750px;margin-bottom:40px}.section-heading--center{text-align:center;margin-inline:auto}.section-heading--center .eyebrow{justify-content:center}.section-heading h2,.split-heading h2,.workspace-copy h2{font-family:var(--serif);letter-spacing:-.045em;margin:17px 0 20px;font-size:clamp(2.55rem,5vw,4.8rem);font-weight:500;line-height:1.04}.section-heading__copy{max-width:610px;color:var(--muted);font-size:1.02rem}.section-heading--center .section-heading__copy{margin-inline:auto}.section-heading__copy p:last-child{margin-bottom:0}.method-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.method-card{background:var(--white);border:1px solid var(--line);flex-direction:column;justify-content:flex-end;min-height:255px;padding:26px;transition:transform .2s,box-shadow .2s;display:flex;box-shadow:0 1px #0d1b2a08}.method-card:hover{box-shadow:var(--shadow);transform:translateY(-6px)}.method-card__top{justify-content:space-between;align-items:flex-start;margin-bottom:auto;display:flex}.method-card__top span{font-family:var(--serif);color:var(--gold);font-size:1.2rem}.method-card__top svg{width:38px;height:38px;color:var(--green-dark);background:#5e7d6e1c;border-radius:50%;padding:9px}.method-card h3{max-width:275px;font-family:var(--serif);margin:27px 0 12px;font-size:1.55rem;font-weight:500;line-height:1.18}.method-card p{color:var(--muted);margin:0;font-size:.88rem}.split-heading{grid-template-columns:1.35fr .65fr;align-items:end;gap:60px;margin-bottom:40px;display:grid}.split-heading h2{max-width:720px;margin-bottom:0}.split-heading>div:last-child{color:#ffffff9e;padding-bottom:8px}.split-heading .text-link{margin-top:10px}.subject-bands{border-top:1px solid #ffffff2b}.subject-band{border-bottom:1px solid #ffffff24;grid-template-columns:72px .85fr 1.35fr auto;align-items:center;gap:26px;min-height:142px;padding:21px 12px;display:grid}.subject-band__index{color:var(--gold);font-family:var(--serif);font-size:1.25rem}.subject-band h3{font-family:var(--serif);margin:0 0 7px;font-size:1.75rem;font-weight:500}.subject-band p{color:#ffffff8a;max-width:280px;margin:0;font-size:.83rem}.subject-band ul{color:#ffffffb8;grid-template-columns:repeat(2,minmax(150px,1fr));gap:7px 20px;margin:0;padding:0;font-size:.78rem;list-style:none;display:grid}.subject-band li:before{content:"·";color:var(--gold);margin-right:8px}.subject-band>a{color:#ffffffd1;white-space:nowrap;justify-content:flex-end;align-items:center;gap:9px;font-size:.74rem;font-weight:700;display:inline-flex}.workspace-grid{grid-template-columns:.78fr 1.22fr;align-items:center;gap:clamp(45px,8vw,110px);display:grid}.workspace-copy h2{max-width:530px}.workspace-copy>p{max-width:500px;color:var(--muted)}.workspace-links{flex-wrap:wrap;align-items:center;gap:25px;margin-top:30px;display:flex}.workspace-visual{position:relative}.workspace-visual:before{content:"";filter:blur(55px);background:#5e7d6e29;border-radius:50%;position:absolute;inset:10% 3% -10% 10%}.workspace-window{background:var(--white);border:1px solid #0d1b2a26;min-height:424px;position:relative;overflow:hidden;box-shadow:0 32px 80px #0d1b2a2e}.workspace-window__bar{color:#fff;background:var(--ink);align-items:center;gap:7px;height:53px;padding:0 17px;display:flex}.workspace-window__bar span{background:#ffffff47;border-radius:50%;width:7px;height:7px}.workspace-window__bar span:first-child{background:var(--gold)}.workspace-window__bar strong{letter-spacing:.08em;text-transform:uppercase;margin-left:auto;font-size:.67rem}.workspace-window__body{grid-template-columns:170px 1fr;min-height:319px;display:grid}.workspace-controls{border-right:1px solid var(--line);background:var(--paper);padding:25px 18px}.workspace-controls>div{border:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;height:43px;margin-bottom:9px;padding:0 11px;font-size:.75rem;display:flex}.workspace-controls span{font-family:var(--serif);font-style:italic}.workspace-controls p{border-top:1px solid var(--line);color:var(--green-dark);font-family:var(--serif);margin-top:25px;padding-top:16px;font-size:.9rem}.workspace-plot{position:relative;overflow:hidden}.plot-grid{background-image:linear-gradient(#0d1b2a14 1px,#0000 1px),linear-gradient(90deg,#0d1b2a14 1px,#0000 1px);background-size:31px 31px;position:absolute;inset:0}.plot-axis{background:#0d1b2a73;position:absolute}.plot-axis--x{height:1px;top:63%;left:0;right:0}.plot-axis--y{width:1px;top:0;bottom:0;left:47%}.plot-curve{color:var(--green);font-family:var(--serif);transform-origin:50%;font-size:25rem;line-height:1;position:absolute;top:-8%;left:18%;transform:rotate(180deg)scaleX(.7)}.plot-point{z-index:2;background:var(--gold);width:10px;height:10px;box-shadow:0 0 0 1px var(--gold);border:2px solid #fff;border-radius:50%;position:absolute}.plot-point--one{top:62%;left:29%}.plot-point--two{top:81%;left:47%}.plot-point--three{top:62%;left:65%}.workspace-window__footer{border-top:1px solid var(--line);align-items:center;gap:9px;min-height:52px;padding:12px 16px;display:flex}.workspace-window__footer span{color:var(--green-dark);background:#5e7d6e1a;border-radius:20px;padding:5px 9px;font-size:.66rem;font-weight:650}.testimonial-feature{grid-template-columns:1.2fr .8fr;gap:20px;display:grid}.testimonial-feature__quote{color:#fff;background:linear-gradient(145deg, #ffffff08, transparent 55%), var(--green-dark);flex-direction:column;min-height:385px;padding:clamp(28px,4vw,46px);display:flex}.quote-mark{color:var(--gold-bright);font-family:var(--serif);font-size:5.5rem;line-height:.7}.testimonial-feature blockquote{font-family:var(--serif);margin:22px 0 auto;font-size:clamp(1.35rem,2.4vw,2.05rem);line-height:1.4}.testimonial-feature footer,.testimonial-stack footer{flex-direction:column;margin-top:28px;font-size:.76rem;display:flex}.testimonial-feature footer span,.testimonial-stack footer span{color:#ffffff8f}.testimonial-stack{gap:20px;display:grid}.testimonial-stack>div{color:#fff;background:var(--ink);flex-direction:column;min-height:182px;padding:24px 27px;display:flex}.testimonial-stack blockquote{font-family:var(--serif);margin:0;font-size:1.04rem;line-height:1.52}.testimonial-stack footer{margin-top:auto}.centered-link{justify-content:center;margin-top:34px;display:flex}.pricing-offer{grid-template-columns:minmax(0,1.35fr) minmax(280px,.8fr);align-items:stretch;gap:17px;display:grid}.price-card,.add-ons-card{border:1px solid var(--line);background:#fff;padding:clamp(27px,3vw,36px)}.price-card--primary{border-top:3px solid var(--gold);box-shadow:var(--shadow)}.price-card__eyebrow{color:var(--green-dark);letter-spacing:.13em;text-transform:uppercase;margin-bottom:23px;font-size:.69rem;font-weight:800;display:block}.price-card h3,.add-ons-card h3{font-family:var(--serif);margin:0 0 9px;font-size:1.55rem;font-weight:500}.price-card__price{color:var(--gold);font-family:var(--serif);margin-bottom:17px;font-size:1.9rem;font-weight:500;display:block}.price-card p,.add-ons-card>p{color:var(--muted);font-size:.86rem}.price-card ul,.add-ons-list{border-top:1px solid var(--line);margin:19px 0 0;padding:17px 0 0;list-style:none}.price-card li{align-items:flex-start;gap:10px;margin:9px 0;font-size:.77rem;display:flex}.price-card li svg{color:var(--green-dark);margin-top:4px}.add-ons-list{display:grid}.add-on-item{border-bottom:1px solid var(--line);justify-content:space-between;align-items:baseline;gap:20px;padding:15px 0;font-size:.86rem;display:flex}.add-on-item:last-child{border-bottom:0}.add-on-item strong{color:var(--gold);font-family:var(--serif);white-space:nowrap;font-size:1.18rem;font-weight:500}.rate-notices{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;margin-bottom:22px;display:grid}.rate-notice{border:1px solid var(--line);min-height:220px;padding:clamp(24px,3vw,34px)}.rate-notice--trial{border-top:3px solid var(--gold);background:#d4af3714}.rate-notice--policy{border-left:3px solid var(--green);background:#5e7d6e14}.rate-notice h3{font-family:var(--serif);margin:11px 0 12px;font-size:clamp(1.55rem,2.4vw,2rem);font-weight:500}.rate-notice p{color:var(--muted);margin:0;font-size:.88rem;line-height:1.7}.rate-notice>strong{color:var(--ink);margin-top:16px;font-size:.78rem;display:block}.closing-cta{background:var(--navy);color:#fff;padding:clamp(64px,6vw,88px) 0;position:relative;overflow:hidden}.closing-cta:before{content:"";background-color:#0000;background-image:linear-gradient(90deg,#d4af3714 1px,#0000 1px),linear-gradient(#d4af3714 1px,#0000 1px);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:55px 55px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;position:absolute;inset:0;-webkit-mask-image:linear-gradient(90deg,#0000 35%,#000);mask-image:linear-gradient(90deg,#0000 35%,#000)}.closing-cta__formula{color:#ffffff0e;font-family:var(--serif);white-space:nowrap;font-size:clamp(3rem,7vw,7rem);position:absolute;top:50%;right:-4%;transform:translateY(-50%)rotate(-5deg)}.closing-cta__inner{z-index:2;position:relative}.closing-cta__inner>div{max-width:680px}.closing-cta h2{font-family:var(--serif);letter-spacing:-.045em;margin:16px 0 21px;font-size:clamp(2.8rem,5vw,4.9rem);font-weight:500;line-height:1.02}.closing-cta p{color:#ffffffa6;max-width:550px}.closing-cta .button{margin-top:20px}.page-hero{color:#fff;background:radial-gradient(circle at 82% 25%, #5e7d6e42, transparent 31%), linear-gradient(125deg, var(--ink), var(--navy-soft));position:relative;overflow:hidden}.page-hero__grid{opacity:.1;background-image:linear-gradient(#ffffff8c 1px,#0000 1px),linear-gradient(90deg,#ffffff8c 1px,#0000 1px);background-size:38px 38px;position:absolute;inset:0 0 0 55%;-webkit-mask-image:linear-gradient(90deg,#0000,#000);mask-image:linear-gradient(90deg,#0000,#000)}.page-hero__inner{z-index:2;padding-top:clamp(62px,7vw,90px);padding-bottom:clamp(54px,6vw,78px);position:relative}.page-hero h1{max-width:900px;font-family:var(--serif);letter-spacing:-.052em;margin:17px 0 19px;font-size:clamp(3.25rem,6.7vw,6.6rem);font-weight:500;line-height:.98}.page-hero h1 em{color:var(--gold-bright);font-weight:500}.page-hero__copy{color:#ffffffb3;max-width:690px;font-size:clamp(1rem,1.45vw,1.15rem)}.page-hero__meta{flex-wrap:wrap;gap:10px;margin-top:21px;display:flex}.page-hero__meta>span,.page-hero__meta>a{color:#ffffffb3;border:1px solid #ffffff30;border-radius:30px;padding:6px 11px;font-size:.71rem}.compact-masthead{color:#fff;background:radial-gradient(circle at 82% 20%, #5e7d6e40, transparent 34%), linear-gradient(125deg, var(--ink), var(--navy-soft));border-bottom:1px solid #ffffff1a;position:relative;overflow:hidden}.compact-masthead__grid{opacity:.08;background-image:linear-gradient(#ffffff8c 1px,#0000 1px),linear-gradient(90deg,#ffffff8c 1px,#0000 1px);background-size:32px 32px;position:absolute;inset:0 0 0 66%;-webkit-mask-image:linear-gradient(90deg,#0000,#000);mask-image:linear-gradient(90deg,#0000,#000)}.compact-masthead__inner{z-index:1;grid-template-columns:minmax(150px,.28fr) minmax(0,1.72fr);align-items:center;gap:clamp(28px,5vw,72px);padding-block:clamp(21px,2.7vw,32px);display:grid;position:relative}.compact-masthead__copy{grid-template-columns:minmax(320px,.95fr) minmax(280px,.62fr);align-items:center;gap:clamp(28px,5vw,70px);display:grid}.compact-masthead h1{font-family:var(--serif);letter-spacing:-.04em;margin:0;font-size:clamp(2.35rem,3.9vw,4rem);font-weight:500;line-height:.98}.compact-masthead__copy>div{border-left:1px solid #ffffff2e;padding-left:24px}.compact-masthead p{color:#ffffffa8;max-width:560px;margin:0;font-size:.82rem}.section.section--hub-start{padding-top:clamp(52px,6vw,82px)}.section.section--content-start{padding-top:clamp(42px,5vw,68px)}.reveal{opacity:0;transition:opacity .64s cubic-bezier(.22,1,.36,1),transform .64s cubic-bezier(.22,1,.36,1);transition-delay:var(--reveal-delay,0s);transform:translateY(20px)}.reveal.is-visible{opacity:1;transform:translateY(0)}.site-footer{color:#fff;background:#08131e;padding-top:78px}.site-footer__grid{grid-template-columns:1.5fr .55fr .75fr 1fr;gap:55px;padding-bottom:62px;display:grid}.site-footer__brand>p{color:#ffffff87;max-width:365px;margin:23px 0;font-size:.82rem}.footer-contact{gap:9px;display:grid}.footer-contact a,.footer-contact span{color:#ffffffab;align-items:center;gap:9px;font-size:.74rem;display:flex}.footer-contact svg{color:var(--gold)}.site-footer h2{letter-spacing:.13em;text-transform:uppercase;margin:3px 0 20px;font-size:.72rem}.footer-links{color:#ffffff8c;gap:10px;margin:0;padding:0;font-size:.78rem;list-style:none;display:grid}.footer-links a:hover{color:#fff}.footer-note h2{font-family:var(--serif);letter-spacing:-.02em;text-transform:none;margin:15px 0 19px;font-size:1.45rem;line-height:1.25}.site-footer__base{color:#ffffff6b;border-top:1px solid #ffffff1a;justify-content:space-between;align-items:center;gap:20px;min-height:71px;font-size:.7rem;display:flex}.site-footer__base p{margin:0}.studio-credit{min-height:38px;color:inherit;letter-spacing:.025em;background:0 0;border:0;align-items:center;gap:6px;padding:8px 0;font-size:.66rem;transition:transform .18s,color .18s;display:inline-flex}.studio-credit strong{color:#c7ff4a;letter-spacing:.045em;font-size:.68rem;font-weight:800;transition:color .18s}.studio-credit__arrow{color:#c7ff4a;margin-left:-2px;font-size:.88rem;line-height:1;transition:color .18s,transform .18s}.studio-credit:hover{color:#ffffffb8;transform:translate(2px,-2px)}.studio-credit:hover .studio-credit__arrow{transform:translate(1px,-1px)}.site-footer__base div{gap:22px;display:flex}.curriculum-overview{grid-template-columns:repeat(6,1fr);gap:16px;display:grid}.curriculum-card{background:var(--white);border:1px solid var(--line);grid-column:span 2;padding:25px}.curriculum-card:nth-child(-n+2){grid-column:span 3}.curriculum-card__head{border-bottom:1px solid var(--line);align-items:center;gap:15px;margin-bottom:21px;padding-bottom:20px;display:flex}.curriculum-card__head span{color:var(--gold);font-family:var(--serif)}.curriculum-card h3{font-family:var(--serif);margin:0;font-size:1.55rem;font-weight:500}.curriculum-card ul{columns:2;color:var(--muted);column-gap:23px;margin:0;padding:0;font-size:.76rem;list-style:none}.curriculum-card li{break-inside:avoid;padding:5px 0}.curriculum-card li:before{content:"·";color:var(--gold);margin-right:7px}.info-callout{border-left:3px solid var(--green);background:#5e7d6e17;justify-content:space-between;align-items:center;gap:35px;margin-top:18px;padding:27px 30px;display:flex}.info-callout strong{font-family:var(--serif);font-size:1.1rem}.info-callout p{max-width:740px;color:var(--muted);margin:5px 0 0;font-size:.78rem}.price-card--detail{min-height:365px}.two-column{grid-template-columns:.9fr 1.1fr;align-items:center;gap:clamp(55px,10vw,140px);display:grid}.two-column h2{font-family:var(--serif);margin:16px 0 19px;font-size:clamp(2.6rem,4.5vw,4.4rem);font-weight:500;line-height:1.04}.two-column>div:first-child>p{color:#ffffff9e}.location-list{display:grid}.location-list>div{color:#ffffffba;border-bottom:1px solid #ffffff26;align-items:center;gap:18px;min-height:66px;padding:14px 4px;font-size:.84rem;display:flex}.location-list svg{color:var(--gold);flex:none}.preparation-grid{grid-template-columns:.83fr 1.17fr;align-items:start;gap:clamp(50px,9vw,130px);display:grid}.prepare-steps{margin:0;padding:0;list-style:none}.prepare-steps li{border-bottom:1px solid var(--line);grid-template-columns:50px 1fr;gap:20px;min-height:112px;padding:8px 0 20px;display:grid}.prepare-steps li+li{padding-top:20px}.prepare-steps>li>span{color:var(--gold);font-family:var(--serif);font-size:1.1rem}.prepare-steps h3{font-family:var(--serif);margin:0 0 7px;font-size:1.35rem;font-weight:500}.prepare-steps p{color:var(--muted);margin:0;font-size:.83rem}.policy-grid{grid-template-columns:repeat(3,1fr);gap:17px;display:grid}.policy-card{border:1px solid var(--line);min-height:245px;padding:25px}.policy-card>svg,.policy-card__symbol{width:48px;height:48px;color:var(--green-dark);font-family:var(--serif);background:#5e7d6e1c;border-radius:50%;place-items:center;margin-bottom:28px;padding:11px;display:grid}.policy-card h3{font-family:var(--serif);margin:13px 0 11px;font-size:1.35rem;font-weight:500}.policy-card p{color:var(--muted);margin:0;font-size:.82rem}.program-feature-grid{grid-template-columns:1fr;gap:18px;display:grid}.program-feature{flex-direction:column;justify-content:flex-end;align-items:flex-start;min-height:310px;padding:clamp(28px,4vw,46px);display:flex;position:relative;overflow:hidden}.program-feature--green{color:#fff;background:var(--green-dark)}.program-feature--paper{background:var(--paper);border:1px solid var(--line)}.program-feature>svg{width:60px;height:60px;color:var(--gold);background:#ffffff14;border-radius:50%;padding:15px;position:absolute;top:34px;left:39px}.program-feature--paper>svg{color:var(--green-dark);background:#5e7d6e1a}.program-feature__number{color:#ffffff14;font-family:var(--serif);font-size:11rem;line-height:1;position:absolute;top:-25px;right:30px}.program-feature--paper .program-feature__number{color:#0d1b2a0d}.program-feature h2{max-width:470px;font-family:var(--serif);margin:17px 0;font-size:clamp(2.3rem,4vw,3.8rem);font-weight:500;line-height:1.04}.program-feature p{color:#ffffffa8;max-width:510px}.program-feature--paper p{color:var(--muted)}.program-feature .text-link{margin-top:14px}.math-help-layout{grid-template-columns:1fr .9fr;align-items:center;gap:clamp(55px,10vw,140px);display:grid}.program-label{width:max-content;color:var(--gold-bright);letter-spacing:.11em;text-transform:uppercase;border:1px solid #d4af376b;margin-bottom:30px;padding:6px 10px;font-size:.65rem;font-weight:800;display:block}.math-help-layout h2{font-family:var(--serif);margin:17px 0 21px;font-size:clamp(2.7rem,5vw,5rem);font-weight:500;line-height:1.03}.math-help-layout>div:first-child>p{color:#ffffffa6;max-width:580px}.math-help-layout .button{margin-top:18px}.math-help-steps{border-top:1px solid #ffffff29}.math-help-steps>div{border-bottom:1px solid #ffffff29;grid-template-columns:135px 1fr;align-items:center;gap:20px;min-height:82px;display:grid}.math-help-steps strong{color:var(--gold-bright);font-family:var(--serif);font-size:1.04rem;font-weight:500}.math-help-steps span{color:#ffffff94;font-size:.79rem}.section--summer{background:radial-gradient(circle at 13% 15%, #d4af3721, transparent 28%), var(--white)}.summer-grid{grid-template-columns:.9fr 1.1fr;align-items:center;gap:clamp(55px,10vw,135px);display:grid}.summer-grid h2{font-family:var(--serif);margin:18px 0 21px;font-size:clamp(2.7rem,4.8vw,4.8rem);font-weight:500;line-height:1.04}.summer-grid>div:last-child>p{color:var(--muted)}.summer-visual{border:1px solid #d4af3757;border-radius:50%;place-items:center;min-height:420px;display:grid;position:relative}.summer-visual:before,.summer-visual:after{content:"";border:1px solid var(--line);border-radius:50%;position:absolute;inset:12%}.summer-visual:after{inset:27%}.summer-sun{z-index:2;width:105px;height:105px;color:var(--ink);background:var(--gold);border-radius:50%;place-items:center;display:grid;position:relative}.summer-sun svg{width:47px;height:47px}.summer-visual>span{z-index:3;color:#fff;background:var(--green-dark);text-transform:uppercase;letter-spacing:.09em;border-radius:30px;padding:7px 12px;font-size:.68rem;position:absolute}.summer-visual>span:first-child{top:10%;left:22%}.summer-visual>span:nth-child(2){top:45%;right:6%}.summer-visual>span:nth-child(3){bottom:10%;left:15%}.summer-visual>p{color:var(--muted);font-family:var(--serif);font-size:1rem;position:absolute;bottom:-45px}.check-list{color:var(--ink);gap:9px;margin:25px 0 32px;padding:0;font-size:.81rem;list-style:none;display:grid}.check-list li:before{content:"✓";color:#fff;background:var(--green);border-radius:50%;place-items:center;width:19px;height:19px;margin-right:9px;font-size:.65rem;display:inline-grid}.program-principles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.program-principles>div{border-right:1px solid var(--line);min-height:185px;padding:25px}.program-principles>div:last-child{border-right:0}.program-principles span{color:var(--gold);font-family:var(--serif)}.program-principles h3{font-family:var(--serif);margin:29px 0 9px;font-size:1.35rem;font-weight:500}.program-principles p{color:var(--muted);font-size:.8rem}.program-principles p svg{vertical-align:middle;width:15px;display:inline}.about-intro{grid-template-columns:.87fr 1.13fr;align-items:center;gap:clamp(50px,10vw,135px);display:grid}.about-portrait{position:relative}.about-portrait__frame{background:radial-gradient(circle at 50% 33%,#ffffffa6,#0000 35%),linear-gradient(145deg,#dfe5de,#bac9bd);height:680px;position:relative;overflow:hidden}.about-portrait__frame:before{content:"";border:1px solid #ffffffa6;position:absolute;inset:5%}.about-portrait__frame img{object-fit:contain;object-position:bottom;width:100%;height:100%;position:relative}.about-portrait__caption{color:#fff;background:var(--ink);min-width:200px;box-shadow:var(--shadow);flex-direction:column;padding:16px 20px;display:flex;position:absolute;bottom:25px;right:-20px}.about-portrait__caption strong{font-family:var(--serif);font-size:1.2rem}.about-portrait__caption span{color:#ffffff91;font-size:.68rem}.about-story h2{font-family:var(--serif);margin:18px 0 24px;font-size:clamp(2.5rem,4.5vw,4.35rem);font-weight:500;line-height:1.08}.about-story p{color:var(--muted)}.about-story .text-link{margin-top:10px}.values-grid{grid-template-columns:repeat(3,1fr);gap:17px;display:grid}.values-grid>div{border:1px solid var(--line);min-height:245px;padding:26px}.values-grid svg{width:49px;height:49px;color:var(--green-dark);background:#5e7d6e1a;border-radius:50%;margin-bottom:34px;padding:12px}.values-grid h3{font-family:var(--serif);font-size:1.4rem;font-weight:500}.values-grid p{color:var(--muted);font-size:.82rem}.support-contrast{grid-template-columns:1fr 1fr;display:grid}.support-contrast--single{grid-template-columns:1fr}.support-contrast>div{border:1px solid #ffffff24;min-height:360px;padding:clamp(29px,4vw,48px)}.support-contrast h2{font-family:var(--serif);margin:18px 0;font-size:clamp(2.3rem,4vw,3.8rem);font-weight:500}.support-contrast p{color:#ffffff94}.support-contrast ul{color:#ffffffb5;border-top:1px solid #ffffff24;gap:10px;margin:24px 0 0;padding:18px 0 0;font-size:.78rem;list-style:none;display:grid}.support-contrast li{gap:9px;display:flex}.support-contrast li svg{width:15px;color:var(--gold)}.review-rows{gap:17px;display:grid}.review-row{align-items:stretch;gap:17px;display:grid}.review-row--3{grid-template-columns:repeat(3,minmax(0,1fr))}.review-row--2{grid-template-columns:repeat(2,minmax(0,1fr));width:calc(66.6667% - 6px);margin-inline:auto}.review-card{background:var(--white);border:1px solid var(--line);flex-direction:column;min-height:255px;padding:28px 30px;display:flex}.review-card--featured{color:#fff;background:var(--green-dark);min-height:290px}.review-card__number{color:var(--gold);font-family:var(--serif);font-size:.9rem}.review-card blockquote{font-family:var(--serif);margin:24px 0 22px;font-size:1.08rem;line-height:1.55}.review-card--featured blockquote{font-size:1.24rem}.review-card footer{flex-direction:column;margin-top:auto;font-size:.74rem;display:flex}.review-card footer span{color:var(--muted)}.review-card--featured footer span{color:#ffffff91}.contact-layout{grid-template-columns:.73fr 1.27fr;gap:clamp(45px,8vw,105px);display:grid}.contact-sidebar h2{font-family:var(--serif);margin:17px 0;font-size:clamp(2.4rem,4vw,3.8rem);font-weight:500;line-height:1.06}.contact-sidebar>p{color:var(--muted)}.contact-methods{border-top:1px solid var(--line);margin-top:34px;display:grid}.contact-methods>a,.contact-methods>div{border-bottom:1px solid var(--line);align-items:center;gap:16px;min-height:64px;font-size:.8rem;display:flex}.contact-methods svg{color:var(--green-dark)}.contact-methods span{flex-direction:column;display:flex}.contact-methods small{color:var(--muted);text-transform:uppercase;letter-spacing:.1em;font-size:.62rem}.contact-expectation{border-left:3px solid var(--green);background:#5e7d6e17;margin-top:35px;padding:23px 24px}.contact-expectation strong{font-family:var(--serif)}.contact-expectation ul{color:var(--muted);margin:13px 0 0;padding-left:18px;font-size:.75rem}.contact-form{background:var(--white);border:1px solid var(--line);padding:clamp(25px,4vw,42px);box-shadow:0 30px 70px #0d1b2a17}.form-add-ons{border:1px solid var(--line);margin:2px 0 22px;padding:20px 22px 8px}.form-add-ons legend{font-family:var(--serif);padding:0 8px;font-size:1.1rem;font-weight:500}.form-add-ons>p{color:var(--muted);margin:0 0 16px;font-size:.76rem}.form-add-ons .check-field{margin-bottom:12px}.form-add-ons .check-field strong{color:var(--gold);font-family:var(--serif);font-size:.95rem;font-weight:500}.form-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.contact-form label{color:var(--ink);letter-spacing:.02em;gap:7px;margin-bottom:20px;font-size:.71rem;font-weight:740;display:grid}.contact-form label>span,.contact-form label>span>span{color:var(--gold)}.contact-form input,.contact-form select,.contact-form textarea{width:100%;color:var(--ink);background:#fff;border:1px solid #0d1b2a33;border-radius:3px;padding:12px 13px;font-size:.83rem;font-weight:400}.contact-form input,.contact-form select{min-height:49px}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--green);outline:3px solid #5e7d6e24}.check-field{align-items:start;line-height:1.45;color:var(--muted)!important;grid-template-columns:19px 1fr!important;gap:10px!important;font-weight:450!important}.check-field input{min-height:0;margin-top:3px}.check-field>span{color:var(--muted)!important}.form-submit{align-items:center;gap:20px;margin-top:15px;display:flex}.form-submit p{max-width:260px;color:var(--muted);margin:0;font-size:.66rem}.form-submit p a,.form-error a,.form-success a{text-underline-offset:3px;text-decoration:underline}.form-error{color:#7a1c1c;background:#fff1f1;margin:18px 0 0;padding:12px;font-size:.76rem}.honeypot{position:absolute;left:-10000px}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.form-success{background:var(--white);border:1px solid var(--line);flex-direction:column;justify-content:center;align-items:flex-start;min-height:360px;padding:clamp(30px,6vw,70px);display:flex}.form-success>svg{width:58px;height:58px;color:var(--green);margin-bottom:30px}.form-success h2{font-family:var(--serif);margin:16px 0 14px;font-size:2.5rem;font-weight:500}.form-success p{max-width:500px;color:var(--muted)}.form-success .button{margin-top:15px}.legal-page{max-width:820px;padding-top:80px;padding-bottom:110px}.legal-page section{border-bottom:1px solid var(--line);padding:32px 0}.legal-page h2{font-family:var(--serif);font-size:1.7rem;font-weight:500}.legal-page p{color:var(--muted);margin-bottom:0}.legal-page a{color:var(--green-dark);text-underline-offset:4px;text-decoration:underline}.not-found{color:#fff;background:var(--ink);place-items:center;min-height:720px;display:grid;position:relative;overflow:hidden}.not-found__graph{background-image:linear-gradient(#ffffff0f 1px,#0000 1px),linear-gradient(90deg,#ffffff0f 1px,#0000 1px);background-size:42px 42px;place-items:center;display:grid;position:absolute;inset:0}.not-found__graph span{color:#ffffff09;font-family:var(--serif);font-size:clamp(14rem,40vw,38rem)}.not-found__copy{z-index:2;position:relative}.not-found h1{max-width:680px;font-family:var(--serif);margin:18px 0;font-size:clamp(3.3rem,7vw,6.3rem);font-weight:500;line-height:.98}.not-found p{color:#ffffff9e}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.student-intro{grid-template-columns:1fr .5fr;align-items:end;gap:70px;display:grid}.student-search-note{border-left:3px solid var(--green);background:#5e7d6e17;gap:15px;margin-bottom:38px;padding:18px;display:flex}.student-search-note svg{width:21px;color:var(--green-dark);flex:none}.student-search-note p{color:var(--muted);margin:0;font-size:.75rem}.student-search-note strong{color:var(--ink)}.student-resource-grid{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.student-resource{background:var(--white);border:1px solid var(--line);flex-direction:column;align-items:flex-start;min-height:270px;padding:clamp(25px,3vw,36px);display:flex;position:relative;overflow:hidden}.student-resource--feature{color:#fff;background:linear-gradient(135deg, #5e7d6e38, transparent 50%), var(--ink)}.student-resource--feature:before{content:"";opacity:.13;background-image:linear-gradient(#ffffff80 1px,#0000 1px),linear-gradient(90deg,#ffffff80 1px,#0000 1px);background-size:30px 30px;position:absolute;inset:0 0 0 40%}.student-resource>svg{z-index:1;width:48px;height:48px;color:var(--green-dark);background:#5e7d6e1a;border-radius:50%;margin-bottom:auto;padding:12px;position:relative}.student-resource--feature>svg{color:var(--gold);background:#ffffff14}.student-resource>span{z-index:1;color:var(--green-dark);letter-spacing:.1em;text-transform:uppercase;margin-top:28px;font-size:.67rem;font-weight:800;position:relative}.student-resource--feature>span{color:var(--gold-bright)}.student-resource h2{z-index:1;font-family:var(--serif);margin:11px 0 9px;font-size:clamp(1.8rem,3vw,2.7rem);font-weight:500;position:relative}.student-resource p{z-index:1;max-width:510px;color:var(--muted);font-size:.83rem;position:relative}.student-resource--feature p{color:#ffffff9e}.student-resource>a{z-index:1;border-bottom:1px solid;align-items:center;gap:9px;margin-top:auto;font-size:.77rem;font-weight:760;display:inline-flex;position:relative}.learning-loop{grid-template-columns:.7fr 1.3fr;gap:clamp(50px,9vw,120px);display:grid}.learning-loop h2{font-family:var(--serif);margin:18px 0;font-size:clamp(2.8rem,5vw,4.8rem);font-weight:500;line-height:1.02}.learning-loop ol{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.learning-loop li{border-bottom:1px solid var(--line);grid-template-columns:55px 1fr;gap:18px;padding:17px 0;display:grid}.learning-loop li>span{color:var(--gold);font-family:var(--serif)}.learning-loop li strong{font-family:var(--serif);font-size:1.2rem;font-weight:500}.learning-loop li p{color:var(--muted);margin:2px 0 0;font-size:.78rem}.student-caution{grid-template-columns:90px 1fr auto;align-items:center;gap:45px;display:grid}.student-caution>svg{width:76px;height:76px;color:var(--gold);background:#ffffff12;border-radius:50%;padding:19px}.student-caution h2{font-family:var(--serif);margin:14px 0 12px;font-size:clamp(2rem,3.5vw,3.3rem);font-weight:500}.student-caution p{color:#ffffff9c;max-width:650px;margin:0;font-size:.85rem}.course-directory{grid-template-columns:repeat(2,1fr);gap:17px;display:grid}.course-directory__card{background:var(--white);border:1px solid var(--line);flex-direction:column;align-items:flex-start;min-height:320px;padding:clamp(25px,4vw,38px);display:flex}.course-directory__number{color:var(--gold);font-family:var(--serif);align-self:flex-end;font-size:1rem}.course-directory__card>span{color:var(--green-dark);letter-spacing:.1em;text-transform:uppercase;margin-top:16px;font-size:.66rem;font-weight:800}.course-directory__card h2{font-family:var(--serif);margin:12px 0 2px;font-size:clamp(2rem,3.5vw,3rem);font-weight:500;line-height:1.08}.course-directory__card small{color:var(--gold);font-size:.7rem;font-weight:700}.course-directory__card>p{max-width:520px;color:var(--muted);margin:17px 0;font-size:.83rem}.course-directory__card ul{flex-wrap:wrap;gap:6px;margin:0 0 19px;padding:0;list-style:none;display:flex}.course-directory__card li{color:var(--green-dark);background:#5e7d6e1a;border-radius:20px;padding:4px 8px;font-size:.62rem}.course-directory__card>a{border-bottom:1px solid var(--line);align-items:center;gap:9px;margin-top:auto;padding-bottom:4px;font-size:.75rem;font-weight:760;display:inline-flex}.course-chapters{gap:18px;display:grid}.chapter-card{background:var(--white);border:1px solid var(--line);grid-template-columns:105px 1fr;display:grid}.chapter-card__aside{color:var(--gold);background:var(--ink);font-family:var(--serif);flex-direction:column;justify-content:space-between;align-items:center;padding:25px 18px;display:flex}.chapter-card__aside svg{color:#ffffff6b;width:31px;height:31px}.chapter-card__main{padding:clamp(26px,4vw,43px)}.chapter-card h2{font-family:var(--serif);margin:14px 0 10px;font-size:clamp(2rem,3.5vw,3.2rem);font-weight:500;line-height:1.06}.chapter-card__idea{max-width:780px;color:var(--muted)}.chapter-card__content{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr;gap:38px;margin:25px 0 22px;padding:23px 0;display:grid}.chapter-card__content h3{text-transform:uppercase;letter-spacing:.11em;align-items:center;gap:8px;font-size:.69rem;display:flex}.chapter-card__content h3 svg{width:16px;color:var(--green)}.chapter-card__content ul{color:var(--muted);margin:15px 0 0;padding-left:18px;font-size:.78rem}.chapter-formula{border-bottom:1px solid var(--line);padding:14px 0}.chapter-formula:last-child{border-bottom:0}.chapter-formula .math-formula{max-width:100%;display:block;overflow-x:auto}.chapter-formula>span:last-child{color:var(--muted);margin-top:8px;font-size:.67rem;display:block}.math-formula--display{padding:5px 0;display:block;overflow-x:auto}.math-formula:not(.math-formula--display){vertical-align:-.08em;max-width:100%;display:inline-block}.math-formula:not(.math-formula--display) .katex{font-size:1em}.course-next{color:#fff;background:var(--navy);padding:52px 0}.course-next__inner{justify-content:space-between;align-items:center;gap:40px;display:flex}.course-next h2{font-family:var(--serif);margin:12px 0 0;font-size:clamp(2rem,4vw,3.5rem);font-weight:500}.reference-directory{grid-template-columns:repeat(2,1fr);gap:17px;display:grid}.reference-directory>article{background:var(--white);border:1px solid var(--line);flex-direction:column;align-items:flex-start;min-height:270px;padding:clamp(25px,3vw,36px);display:flex}.reference-directory svg{width:46px;height:46px;color:var(--green-dark);background:#5e7d6e1c;border-radius:50%;margin-bottom:auto;padding:11px}.reference-directory article>span{color:var(--green-dark);text-transform:uppercase;letter-spacing:.09em;margin-top:18px;font-size:.65rem;font-weight:800}.reference-directory h2{font-family:var(--serif);margin:10px 0 9px;font-size:2.25rem;font-weight:500}.reference-directory p{color:var(--muted);font-size:.8rem}.reference-directory__tags{flex-wrap:wrap;gap:8px;margin:6px 0 22px;display:flex}.reference-directory__tags span{border:1px solid var(--line);color:var(--muted);border-radius:20px;padding:4px 8px;font-size:.61rem}.reference-directory article>a{border-bottom:1px solid var(--line);align-items:center;gap:8px;margin-top:auto;padding-bottom:3px;font-size:.75rem;font-weight:760;display:inline-flex}.comparison-intro,.reference-section-head{max-width:750px;margin-bottom:34px}.comparison-intro h2,.reference-section-head h2{font-family:var(--serif);margin:15px 0 14px;font-size:clamp(2.4rem,4.5vw,4.2rem);font-weight:500;line-height:1.04}.comparison-intro p{color:var(--muted)}.comparison-preview{grid-template-columns:repeat(4,1fr);gap:13px;display:grid}.comparison-preview article{border:1px solid var(--line);flex-direction:column;min-height:210px;padding:24px;display:flex}.comparison-preview article>span{color:var(--gold);letter-spacing:.09em;text-transform:uppercase;font-size:.64rem;font-weight:800}.comparison-preview h3{font-family:var(--serif);margin:26px 0 9px;font-size:1.28rem;font-weight:500}.comparison-preview p{color:var(--muted);font-size:.71rem}.comparison-preview a{margin-top:auto;font-size:.7rem;font-weight:750}.reference-section-head--light h2{color:#fff}.definition-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.definition-grid article{background:var(--white);border:1px solid var(--line);min-height:218px;padding:23px 24px 27px}.definition-grid h3{font-family:var(--serif);margin:0 0 13px;font-size:1.35rem;font-weight:500}.definition-grid .math-formula{min-height:30px;color:var(--green-dark);margin-bottom:10px;display:block;overflow-x:auto}.definition-grid p{color:var(--muted);font-size:.78rem}.definition-grid small{border-top:1px solid var(--line);color:var(--muted);padding-top:11px;font-size:.66rem;display:block}.definition-grid small strong{color:var(--ink)}.formula-library{position:relative}.reference-search{border:1px solid var(--line);background:var(--paper);align-items:center;gap:13px;max-width:610px;min-height:57px;padding:0 18px;display:flex}.reference-search svg{width:19px;color:var(--green-dark)}.reference-search input{background:0 0;border:0;outline:0;width:100%}.formula-count{color:var(--muted);margin:13px 0 27px;font-size:.68rem}.formula-grid{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.formula-card{border:1px solid var(--line);background:var(--white);align-self:start}.formula-card summary{cursor:pointer;min-height:68px;font-family:var(--serif);justify-content:space-between;align-items:center;gap:15px;padding:16px 20px;font-size:1rem;list-style:none;display:flex}.formula-card summary::-webkit-details-marker{display:none}.formula-card summary span:last-child{color:var(--gold);font-family:var(--sans);font-size:1.2rem;transition:transform .16s}.formula-card[open] summary span:last-child{transform:rotate(45deg)}.formula-card__math{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--green-dark);padding:23px 20px;overflow-x:auto}.formula-card dl{margin:0;padding:16px 20px}.formula-card dl>div{grid-template-columns:78px 1fr;gap:12px;padding:7px 0;display:grid}.formula-card dt{color:var(--ink);text-transform:uppercase;letter-spacing:.06em;font-size:.64rem;font-weight:800}.formula-card dd{color:var(--muted);margin:0;font-size:.72rem}.empty-search{color:var(--muted);background:var(--paper);border:1px solid var(--line);padding:28px}.theorem-list{border-top:1px solid #ffffff29}.theorem-list article{border-bottom:1px solid #ffffff29;grid-template-columns:70px 1fr;gap:20px;padding:25px 0;display:grid}.theorem-list article>span{color:var(--gold);font-family:var(--serif)}.theorem-list h3{font-family:var(--serif);margin:0 0 15px;font-size:1.65rem;font-weight:500}.theorem-list dl{grid-template-columns:repeat(3,1fr);gap:22px;margin:0;display:grid}.theorem-list dt{color:var(--gold-bright);text-transform:uppercase;letter-spacing:.08em;margin-bottom:5px;font-size:.63rem;font-weight:800}.theorem-list dd{color:#ffffff94;margin:0;font-size:.74rem}.example-memory-grid{grid-template-columns:1.25fr .75fr;align-items:start;gap:clamp(45px,9vw,120px);display:grid}.worked-examples{gap:13px;display:grid}.worked-examples article{background:var(--white);border:1px solid var(--line);padding:22px 23px 25px}.worked-examples h3{font-family:var(--serif);margin:0 0 7px;font-size:1.28rem;font-weight:500}.worked-examples article>p{color:var(--muted);font-size:.78rem}.worked-examples details{border-top:1px solid var(--line);margin-top:18px}.worked-examples summary{cursor:pointer;justify-content:space-between;padding:15px 0 0;font-size:.72rem;font-weight:760;list-style:none;display:flex}.worked-examples summary::-webkit-details-marker{display:none}.worked-examples ol{color:var(--muted);gap:9px;padding-left:20px;font-size:.75rem;display:grid}.memory-card{color:#fff;background:var(--green-dark);padding:27px;position:sticky;top:110px}.memory-card h2{font-family:var(--serif);margin:13px 0 20px;font-size:2.2rem;font-weight:500;line-height:1.08}.memory-card ul{color:#ffffffb0;border-top:1px solid #ffffff2b;gap:15px;margin:0;padding:21px 0 0;font-size:.76rem;list-style:none;display:grid}.memory-card li:before{content:"→";color:var(--gold);margin-right:8px}.responsive-table{border:1px solid var(--line);overflow-x:auto}.responsive-table table{border-collapse:collapse;width:100%;min-width:690px}.responsive-table caption{text-align:left;color:#fff;background:var(--ink);font-family:var(--serif);padding:18px 20px;font-size:1.15rem}.responsive-table th,.responsive-table td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:left;padding:12px 16px;font-size:.76rem}.responsive-table thead th{color:var(--green-dark);background:var(--paper);text-transform:uppercase;letter-spacing:.06em;font-size:.64rem}.responsive-table tbody th{font-family:var(--serif);font-size:.88rem}.responsive-table td{color:var(--muted)}.section--glossary{background:#e8ede8}.glossary-layout{grid-template-columns:.7fr 1.3fr;gap:70px;display:grid}.glossary-layout h2{font-family:var(--serif);margin:15px 0;font-size:clamp(2.4rem,4.5vw,4rem);font-weight:500;line-height:1.05}.glossary-layout dl{border-top:1px solid #0d1b2a29;grid-template-columns:repeat(2,1fr);margin:0;display:grid}.glossary-layout dl>div{border-bottom:1px solid #0d1b2a29;border-right:1px solid #0d1b2a29;grid-template-columns:75px 1fr;align-items:center;gap:13px;min-height:75px;padding:13px 15px;display:grid}.glossary-layout dt{color:var(--green-dark);font-family:var(--serif);font-size:1.1rem}.glossary-layout dd{color:var(--muted);margin:0;font-size:.71rem}.project-prompts{grid-template-columns:repeat(2,1fr);gap:17px;display:grid}.project-prompts article{background:var(--white);border:1px solid var(--line);min-height:220px;padding:25px 27px 29px}.project-prompts article>span{color:var(--gold);font-family:var(--serif)}.project-prompts h2{font-family:var(--serif);margin:19px 0 10px;font-size:1.8rem;font-weight:500}.project-prompts strong{color:var(--green-dark);margin-bottom:14px;font-size:.78rem;display:block}.project-prompts p{color:var(--muted);font-size:.76rem}.investigation-grid{grid-template-columns:1fr .75fr;gap:clamp(50px,9vw,120px);display:grid}.investigation-grid>div:first-child h2{font-family:var(--serif);margin:16px 0 35px;font-size:clamp(2.7rem,4.5vw,4.4rem);font-weight:500}.investigation-grid ol{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.investigation-grid li{border-bottom:1px solid var(--line);grid-template-columns:165px 1fr;gap:20px;padding:18px 0;display:grid}.investigation-grid li strong{font-family:var(--serif);font-weight:500}.investigation-grid li span{color:var(--muted);font-size:.75rem}.rubric-card{color:#fff;background:var(--green-dark);align-self:start;padding:28px}.rubric-card>h2{font-family:var(--serif);margin:15px 0 28px;font-size:2.5rem;font-weight:500}.rubric-card>div{border-top:1px solid #ffffff2b;padding:17px 0}.rubric-card strong{color:var(--gold-bright);font-family:var(--serif);font-weight:500}.rubric-card p{color:#ffffff9c;margin:4px 0 0;font-size:.74rem}.submission-check{grid-template-columns:.7fr 1.3fr;gap:80px;display:grid}.submission-check h2{font-family:var(--serif);margin:15px 0;font-size:clamp(2.7rem,4.5vw,4.3rem);font-weight:500;line-height:1.02}.submission-check ul{counter-reset:checks;border-top:1px solid #ffffff29;gap:0;margin:0;padding:0;list-style:none;display:grid}.submission-check li{counter-increment:checks;color:#ffffffa6;border-bottom:1px solid #ffffff29;grid-template-columns:38px 1fr;gap:13px;padding:16px 0;font-size:.77rem;display:grid}.submission-check li:before{content:"0" counter(checks);color:var(--gold);font-family:var(--serif)}.graph-studio-section{background:#07121c;padding:18px}.graph-studio-shell{width:min(1580px,100%);margin-inline:auto}.graph-studio{background:var(--paper);border:1px solid #ffffff1f;grid-template-columns:305px minmax(480px,1fr) 300px;min-height:0;display:grid;box-shadow:0 35px 95px #00000052}.graph-panel{background:var(--paper);padding:22px}.graph-panel--left{border-right:1px solid var(--line)}.graph-panel--right{border-left:1px solid var(--line)}.graph-template-select{gap:8px;display:grid}.graph-template-select>span{color:var(--muted);letter-spacing:.09em;text-transform:uppercase;font-size:.63rem;font-weight:800}.graph-template-select>div{position:relative}.graph-template-select select{appearance:none;width:100%;min-height:48px;color:var(--ink);background:#fff;border:1px solid #0d1b2a38;border-radius:3px;padding:0 37px 0 12px;font-size:.77rem;font-weight:700}.graph-template-select svg{pointer-events:none;width:16px;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.graph-equation{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:17px 0;padding:19px 0}.graph-equation small{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:.61rem;display:block}.graph-equation__formula{max-width:100%;color:var(--green-dark);margin:9px 0;font-size:1rem;line-height:1.35;display:block;overflow-x:auto}.graph-equation__formula .katex-display{text-align:left;margin:0}.graph-equation p{color:var(--muted);margin:0;font-size:.67rem}.parameter-list{gap:13px;display:grid}.parameter-list h2,.graph-panel-title h2,.analysis-controls h2{letter-spacing:.1em;text-transform:uppercase;margin:0;font-size:.66rem;font-weight:850}.parameter-control{gap:6px;display:grid}.parameter-control label{color:var(--muted);justify-content:space-between;align-items:center;gap:10px;font-size:.65rem;display:flex}.parameter-control label input{border:1px solid var(--line);width:65px;min-height:30px;color:var(--ink);text-align:right;background:#fff;padding:3px 6px;font-size:.7rem}.parameter-control>input[type=range]{width:100%;height:4px;accent-color:var(--green)}.function-list{border-top:1px solid var(--line);margin-top:22px;padding-top:20px}.graph-panel-title{justify-content:space-between;align-items:center;gap:15px;margin-bottom:12px;display:flex}.graph-panel-title button{border:1px solid var(--line);color:var(--green-dark);background:#fff;align-items:center;gap:5px;padding:4px 7px;font-size:.62rem;font-weight:700;display:inline-flex}.graph-panel-title button:disabled{opacity:.4}.graph-panel-title svg{width:14px}.function-row{grid-template-columns:25px 1fr 29px;align-items:center;gap:6px;margin-bottom:7px;display:grid}.function-row>span{color:#fff;border-radius:50%;place-items:center;width:24px;height:24px;font-size:.6rem;font-weight:800;display:grid}.function-row input{border:1px solid var(--line);width:100%;min-width:0;height:37px;color:var(--ink);background:#fff;padding:0 9px;font-family:ui-monospace,Cascadia Code,monospace;font-size:.67rem}.function-row input:disabled{color:var(--muted);background:#eeeae3}.function-row button{width:29px;height:29px;color:var(--muted);background:0 0;border:0;place-items:center;display:grid}.function-row button svg{width:15px}.graph-main{background:#fff;min-width:0}.graph-toolbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;min-height:61px;padding:8px 14px;display:flex}.graph-toolbar>div{gap:5px;display:flex}.graph-toolbar button{min-height:37px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:3px;align-items:center;gap:6px;padding:0 9px;font-size:.61rem;display:inline-flex}.graph-toolbar button:hover,.graph-toolbar button[aria-pressed=true]{color:var(--ink);border-color:var(--line);background:var(--paper)}.graph-toolbar svg{width:15px}.toolbar-symbol{min-width:19px;font-family:var(--serif);font-size:.75rem;font-weight:700}.graph-pan-controls{min-height:42px;color:var(--muted);background:var(--paper);border-bottom:1px solid var(--line);align-items:center;gap:5px;padding:5px 15px;font-size:.6rem;display:flex}.graph-pan-controls>span{align-items:center;gap:5px;margin-right:4px;font-weight:700;display:inline-flex}.graph-pan-controls svg{width:13px}.graph-pan-controls button{border:1px solid var(--line);background:#fff;width:27px;height:27px}.graph-pan-controls small{margin-left:auto;font-size:.57rem}.graph-canvas{background:#fff;width:100%;min-height:500px;overflow:hidden}.graph-canvas svg{max-width:none;display:block}.graph-canvas svg text,.mini-plot svg text{fill:#607080;font-family:var(--sans);font-size:9px}.graph-canvas .axis path,.graph-canvas .axis line{stroke:#0d1b2a73}.graph-canvas .grid line{stroke:#0d1b2a1a}.graph-canvas .line{stroke-width:2.6px}.graph-canvas .annotations path{stroke:#b0a06f;stroke-dasharray:5 5}.graph-error{color:#7a1c1c;background:#fff1f1;margin:0;padding:10px 16px;font-size:.68rem}.feature-strip{border-top:1px solid var(--line);background:var(--paper);align-items:stretch;gap:6px;min-height:78px;padding:10px 13px;display:flex;overflow-x:auto}.feature-strip>div{border:1px solid var(--line);background:#fff;flex-direction:column;flex:1 0 120px;justify-content:center;min-width:120px;padding:9px 11px;display:flex}.feature-strip span{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-size:.55rem;font-weight:800}.feature-strip strong{color:var(--green-dark);font-family:var(--serif);font-size:.83rem;font-weight:500}.feature-strip>p{color:var(--muted);margin:auto;font-size:.7rem}.analysis-controls{border-bottom:1px solid var(--line);padding-bottom:20px}.analysis-controls h2{margin-bottom:15px}.toggle-row{border-top:1px solid var(--line);min-height:40px;color:var(--ink);align-items:center;gap:8px;font-size:.68rem;font-weight:700;display:flex}.toggle-row input{accent-color:var(--green)}.mini-field,.mini-field-pair label{color:var(--muted);justify-content:space-between;align-items:center;gap:8px;margin:5px 0 9px 22px;font-size:.63rem;display:flex}.mini-field input,.mini-field-pair input{border:1px solid var(--line);background:#fff;width:77px;height:31px;padding:3px 6px;font-size:.68rem}.mini-field-pair{grid-template-columns:1fr 1fr;gap:7px;margin:5px 0 9px 22px;display:grid}.mini-field-pair label{margin:0}.mini-field-pair input{width:100%}.value-table{margin-top:20px}.value-table .graph-panel-title small{color:var(--muted);font-size:.58rem}.value-table__scroll{overflow-x:auto}.value-table table{border-collapse:collapse;width:100%}.value-table th,.value-table td{border:1px solid var(--line);text-align:right;height:36px;padding:4px 6px;font-size:.62rem}.value-table th{background:#e9e6df;font-weight:800}.value-table td{background:#fff}.value-table input{text-align:right;background:0 0;border:0;outline:0;width:56px;font-size:.62rem}.graph-tool-note{border-left:3px solid var(--gold);background:#d4af371a;margin-top:21px;padding:15px}.graph-tool-note strong{font-family:var(--serif);font-size:.82rem}.graph-tool-note p{color:var(--muted);margin:4px 0 0;font-size:.62rem}.graph-guidance{color:#fff;background:var(--navy);padding:50px 0}.graph-guidance__grid{border-top:1px solid #ffffff29;grid-template-columns:repeat(4,1fr);display:grid}.graph-guidance__grid>div{border-right:1px solid #ffffff29;min-height:155px;padding:21px 21px 21px 0}.graph-guidance__grid>div+div{padding-left:21px}.graph-guidance__grid>div:last-child{border-right:0}.graph-guidance__grid span{color:var(--gold);font-family:var(--serif)}.graph-guidance__grid h2{font-family:var(--serif);margin:24px 0 7px;font-size:1.25rem;font-weight:500}.graph-guidance__grid p{color:#ffffff8f;font-size:.72rem}.section--functions{background:#e8ede8}.function-gallery{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.function-gallery article{border:1px solid var(--line);background:#fff;overflow:hidden}.mini-plot{border-bottom:1px solid var(--line);background:var(--paper);pointer-events:none;height:130px;overflow:hidden}.mini-plot svg{display:block}.function-gallery article>div:last-child{padding:22px}.function-gallery article>div>span{color:var(--green-dark);letter-spacing:.08em;text-transform:uppercase;font-size:.61rem;font-weight:800}.function-gallery h3{font-family:var(--serif);margin:6px 0 16px;font-size:1.35rem;font-weight:500}.function-gallery dl{grid-template-columns:1fr 1fr;margin:0 0 17px;display:grid}.function-gallery dl>div{padding:8px 0}.function-gallery dt{color:var(--muted);text-transform:uppercase;font-size:.56rem;font-weight:800}.function-gallery dd{font-family:var(--serif);margin:0;font-size:.8rem}.function-gallery a{border-bottom:1px solid var(--line);font-size:.68rem;font-weight:750}.calculator-section{background:#07121c;padding:18px}.calculator-shell{width:min(1420px,100%);margin-inline:auto}.calculator-studio{background:var(--white);grid-template-columns:275px minmax(0,1fr);min-height:0;display:grid;box-shadow:0 35px 95px #00000052}.calculator-nav{color:#fff;background:linear-gradient(145deg, #5e7d6e30, transparent 35%), var(--ink);padding:25px 20px}.calculator-nav__mobile{display:none}.calculator-nav .eyebrow{color:var(--gold)}.calculator-nav__desktop>h2{font-family:var(--serif);margin:12px 0 24px;font-size:1.85rem;font-weight:500}.calculator-nav__desktop>div{margin-bottom:19px}.calculator-nav__desktop h3{color:#ffffff6b;letter-spacing:.1em;text-transform:uppercase;margin:0 0 7px;font-size:.61rem;font-weight:800}.calculator-nav__desktop button{color:#ffffff9e;text-align:left;background:0 0;border:0;border-bottom:1px solid #ffffff14;grid-template-columns:28px 1fr 18px;align-items:center;gap:7px;width:100%;min-height:40px;padding:6px 8px;font-size:.69rem;display:grid}.calculator-nav__desktop button span{color:var(--gold);font-family:var(--serif);font-size:.64rem}.calculator-nav__desktop button svg{opacity:0;width:13px}.calculator-nav__desktop button:hover,.calculator-nav__desktop button.is-active{color:#fff;background:#ffffff0f}.calculator-nav__desktop button.is-active svg{opacity:1}.calculator-workspace{min-width:0;padding:clamp(25px,4vw,46px)}.calculator-head{border-bottom:1px solid var(--line);grid-template-columns:1.1fr .9fr;align-items:start;gap:38px;padding-bottom:27px;display:grid}.calculator-head>div:first-child>span{color:var(--green-dark);letter-spacing:.1em;text-transform:uppercase;font-size:.64rem;font-weight:850}.calculator-head h1{font-family:var(--serif);letter-spacing:-.035em;margin:12px 0;font-size:clamp(2.4rem,4.4vw,4.4rem);font-weight:500;line-height:1.02}.calculator-head p{max-width:590px;color:var(--muted);margin:0;font-size:.83rem}.calculator-formula{border-left:3px solid var(--gold);background:var(--paper);padding:19px}.calculator-formula small{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:.58rem;font-weight:800}.calculator-formula>div{color:var(--green-dark);margin-top:14px;overflow-x:auto}.calculator-form{border-bottom:1px solid var(--line);padding:28px 0}.calculator-fields{grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;display:grid}.calculator-field{align-content:start;gap:7px;display:grid}.calculator-field--wide{grid-column:1/-1}.calculator-field>span{color:var(--ink);font-size:.67rem;font-weight:760}.calculator-field>span small{color:var(--muted);font-weight:450}.calculator-field>div{align-items:stretch;display:flex;position:relative}.calculator-field input,.calculator-field select,.calculator-field textarea{width:100%;min-height:49px;color:var(--ink);background:#fff;border:1px solid #0d1b2a33;border-radius:3px;padding:10px 13px;font-size:.79rem}.calculator-field select{appearance:none;padding-right:35px}.calculator-field textarea{resize:vertical;font-family:ui-monospace,Cascadia Code,monospace}.calculator-field>div>svg{pointer-events:none;width:15px;position:absolute;top:50%;right:11px;transform:translateY(-50%)}.calculator-field em{min-width:45px;color:var(--muted);background:var(--paper);border:1px solid #0d1b2a33;border-left:0;place-items:center;padding:0 8px;font-size:.63rem;font-style:normal;display:grid}.calculator-errors{color:#7a1c1c;background:#fff1f1;border-left:3px solid #b23a3a;gap:13px;margin-top:20px;padding:15px;display:flex}.calculator-errors>svg{flex:none;width:20px}.calculator-errors strong{font-size:.72rem}.calculator-errors ul{margin:4px 0 0;padding-left:18px;font-size:.68rem}.calculator-actions{align-items:center;gap:20px;margin-top:21px;display:flex}.calculator-reset{color:var(--muted);border:0;border-bottom:1px solid var(--line);background:0 0;align-items:center;gap:7px;padding:7px 0;font-size:.68rem;font-weight:700;display:inline-flex}.calculator-reset svg{width:14px}.calculator-result{margin-top:29px}.calculator-result>header{align-items:center;gap:14px;margin-bottom:23px;display:flex}.calculator-result>header>svg{width:42px;height:42px;color:var(--green-dark);background:#5e7d6e1c;border-radius:50%;padding:9px}.calculator-result>header span{color:var(--green-dark);text-transform:uppercase;letter-spacing:.1em;font-size:.59rem;font-weight:850}.calculator-result>header h2{font-family:var(--serif);margin:0;font-size:1.8rem;font-weight:500}.result-values{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.result-values>div{background:var(--paper);border:1px solid var(--line);flex-direction:column;justify-content:center;min-height:88px;padding:19px 21px;display:flex}.result-values span,.result-facts span{color:var(--muted);letter-spacing:.07em;text-transform:uppercase;font-size:.56rem;font-weight:800}.result-values strong{overflow-wrap:anywhere;color:var(--green-dark);font-family:var(--serif);margin-top:7px;font-size:1rem;font-weight:500}.result-facts{gap:7px;padding:9px 0;display:flex;overflow-x:auto}.result-facts>div{border:1px solid var(--line);flex-direction:column;min-width:120px;padding:10px 13px;display:flex}.result-facts strong{font-family:var(--serif);font-size:.85rem;font-weight:500}.result-steps{margin-top:22px}.result-steps h3{text-transform:uppercase;letter-spacing:.1em;font-size:.67rem;font-weight:850}.result-steps ol{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.result-steps li{border-bottom:1px solid var(--line);grid-template-columns:45px 1fr;gap:15px;padding:15px 0;display:grid}.result-steps li span{color:var(--gold);font-family:var(--serif)}.result-steps li p{color:var(--muted);margin:0;font-size:.76rem}.result-placeholder{text-align:center;background:var(--paper);border:1px dashed #0d1b2a36;flex-direction:column;justify-content:center;align-items:center;min-height:190px;padding:30px;display:flex}.result-placeholder>span{color:var(--gold);font-family:var(--serif);font-size:2.7rem}.result-placeholder h2{font-family:var(--serif);margin:11px 0 7px;font-size:1.65rem;font-weight:500}.result-placeholder p{max-width:530px;color:var(--muted);margin:0;font-size:.75rem}.calculator-principles{color:#fff;background:var(--navy);padding:48px 0}.calculator-principles .shell{grid-template-columns:repeat(4,1fr);display:grid}.calculator-principles .shell>div{border-right:1px solid #ffffff26;min-height:130px;padding:20px 24px}.calculator-principles .shell>div:first-child{padding-left:0}.calculator-principles .shell>div:last-child{border-right:0}.calculator-principles span{color:var(--gold);font-family:var(--serif)}.calculator-principles strong{font-family:var(--serif);margin:23px 0 7px;font-size:1.2rem;font-weight:500;display:block}.calculator-principles p{color:#ffffff8c;font-size:.7rem}@media (max-width:1220px){.graph-studio{grid-template-columns:270px minmax(450px,1fr)}.graph-panel--right{border-top:1px solid var(--line);border-left:0;grid-column:1/-1;grid-template-columns:.75fr 1.25fr .65fr;gap:24px;display:grid}.value-table{margin-top:0}.graph-tool-note{align-self:start;margin-top:0}}@media (max-width:1050px){.desktop-nav{gap:15px}.desktop-nav a{font-size:.72rem}.header-cta{padding-inline:14px;font-size:.74rem}.hero__layout{grid-template-columns:1fr .83fr}.hero__note{right:0}.subject-band{grid-template-columns:55px .8fr 1.2fr}.subject-band>a{grid-column:2/-1;justify-content:flex-start}.workspace-grid{grid-template-columns:.8fr 1.2fr;gap:45px}.site-footer__grid{grid-template-columns:1.3fr .6fr .8fr}.footer-note{grid-column:1/-1;max-width:520px}.curriculum-card,.curriculum-card:nth-child(-n+2){grid-column:span 3}.review-wall,.comparison-preview{grid-template-columns:repeat(2,1fr)}.student-caution{grid-template-columns:75px 1fr}.student-caution .button{grid-column:2;justify-self:start}.function-gallery,.graph-guidance__grid{grid-template-columns:repeat(2,1fr)}.graph-guidance__grid>div:nth-child(2){border-right:0}.graph-guidance__grid>div:nth-child(-n+2){border-bottom:1px solid #ffffff29}.calculator-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.calculator-principles .shell{grid-template-columns:repeat(2,1fr)}.calculator-principles .shell>div:nth-child(2){border-right:0}.calculator-principles .shell>div:nth-child(-n+2){border-bottom:1px solid #ffffff26}}@media (max-width:850px){:root{--shell:min(100% - 30px, 720px)}.compact-masthead__inner{grid-template-columns:1fr;gap:13px;padding-block:20px}.compact-masthead__copy{grid-template-columns:minmax(280px,.9fr) minmax(240px,.7fr);gap:28px}.review-row,.review-row--2{grid-template-columns:1fr;width:100%}.site-header__inner{grid-template-columns:1fr auto;min-height:72px}.desktop-nav,.header-cta{display:none}.menu-toggle{color:#fff;background:0 0;border:1px solid #ffffff2e;border-radius:4px;place-items:center;width:44px;height:44px;display:grid}.mobile-menu{background:var(--ink);grid-template-rows:0fr;transition:grid-template-rows .24s;display:grid;overflow:hidden}.mobile-menu.is-open{border-top:1px solid #ffffff1a;grid-template-rows:1fr}.mobile-menu nav{min-height:0;display:grid}.mobile-menu a{color:#ffffffc7;border-bottom:1px solid #ffffff17;padding:15px 2px;font-size:.88rem}.hero__layout{grid-template-columns:1fr;gap:0;min-height:auto}.hero__copy{padding:52px 0 12px}.hero h1{font-size:clamp(3.5rem,14vw,6.4rem)}.hero__portrait-wrap{min-height:475px}.hero__portrait{height:465px}.hero__orbit--one{left:6%}.hero__orbit--two{right:6%}.hero__orbit--three{left:8%}.hero__stats{grid-template-columns:repeat(2,1fr)}.hero__stats>div:nth-child(2){border-right:0}.hero__stats>div:nth-child(-n+2){border-bottom:1px solid #ffffff1a}.method-grid,.pricing-offer,.rate-notices{grid-template-columns:1fr}.method-card{min-height:235px}.split-heading,.workspace-grid,.testimonial-feature{grid-template-columns:1fr;gap:42px}.subject-band{grid-template-columns:46px 1fr;gap:20px;padding-block:24px}.subject-band ul,.subject-band>a{grid-column:2}.workspace-copy{max-width:610px}.testimonial-feature__quote{min-height:340px}.testimonial-stack{grid-template-columns:repeat(2,1fr)}.site-footer__grid{grid-template-columns:1fr 1fr}.site-footer__brand,.footer-note{grid-column:1/-1}.two-column,.preparation-grid,.math-help-layout,.summer-grid,.about-intro,.contact-layout,.policy-grid,.values-grid,.program-principles{grid-template-columns:1fr}.program-principles>div{border-right:0;border-bottom:1px solid var(--line)}.program-principles>div:last-child{border-bottom:0}.about-portrait{max-width:540px}.about-story{max-width:680px}.student-intro,.learning-loop,.glossary-layout,.investigation-grid,.submission-check{grid-template-columns:1fr}.student-search-note{margin-bottom:40px}.definition-grid{grid-template-columns:repeat(2,1fr)}.theorem-list dl,.example-memory-grid{grid-template-columns:1fr}.memory-card{position:static}.submission-check{gap:35px}.graph-studio-section{padding:14px}.graph-studio{grid-template-columns:1fr}.graph-panel--left,.graph-panel--right{border:0;border-bottom:1px solid var(--line);grid-column:auto}.graph-panel--left{grid-template-columns:1fr 1fr;gap:18px;display:grid}.graph-template-select,.graph-equation,.function-list{grid-column:auto}.parameter-list{grid-column:1/-1;grid-template-columns:repeat(2,1fr)}.parameter-list h2{grid-column:1/-1}.graph-panel--right{grid-template-columns:1fr 1fr;display:grid}.graph-tool-note{grid-column:1/-1}.calculator-section{padding:14px}.calculator-studio{grid-template-columns:1fr}.calculator-nav{padding:18px}.calculator-nav__desktop{display:none}.calculator-nav__mobile{display:block}.calculator-nav__mobile label{color:#ffffff8c;text-transform:uppercase;letter-spacing:.08em;gap:6px;font-size:.62rem;font-weight:800;display:grid}.calculator-nav__mobile label>span{position:relative}.calculator-nav__mobile select{appearance:none;color:#fff;text-transform:none;letter-spacing:normal;background:#ffffff12;border:1px solid #ffffff2b;width:100%;min-height:48px;padding:0 40px 0 12px;font-size:.77rem}.calculator-nav__mobile option{color:var(--ink);background:#fff}.calculator-nav__mobile svg{pointer-events:none;width:16px;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.calculator-head{grid-template-columns:1fr;gap:28px}}@media (max-width:570px){:root{--shell:calc(100% - 24px)}.compact-masthead__copy{grid-template-columns:1fr;gap:17px}.compact-masthead h1{font-size:2.35rem}.compact-masthead__copy>div{border-top:1px solid #ffffff2e;border-left:0;padding:15px 0 0}.section.section--hub-start,.section.section--content-start{padding-top:48px}.brand__mark{width:50px;height:33px}.brand__type strong{font-size:1.11rem}.brand__type small{max-width:130px;font-size:.42rem}.hero h1{font-size:clamp(3.15rem,16vw,5rem)}.hero__lead{font-size:.98rem}.button-row .button{width:100%}.hero__portrait-wrap{min-height:420px}.hero__portrait{height:415px}.hero__orbit{width:47px}.hero__note{bottom:25px;right:0}.hero__stats>div{min-height:72px;padding:15px 18px}.section{padding-block:55px}.section-heading h2,.split-heading h2,.workspace-copy h2{font-size:2.6rem}.method-card{min-height:225px;padding:24px}.subject-band{grid-template-columns:34px 1fr;gap:13px}.subject-band ul{grid-template-columns:1fr}.workspace-window{min-height:445px}.workspace-window__body{grid-template-columns:1fr}.workspace-controls{border-right:0;border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);gap:7px;display:grid}.workspace-controls>div{margin:0}.workspace-controls p{grid-column:1/-1;margin:8px 0 0}.workspace-plot{min-height:245px}.workspace-window__footer{flex-wrap:wrap}.testimonial-stack{grid-template-columns:1fr}.price-card{min-height:auto}.page-hero h1{font-size:3.2rem}.site-footer__grid{grid-template-columns:1fr}.site-footer__brand,.footer-note{grid-column:auto}.site-footer__base{flex-direction:column;justify-content:center;align-items:flex-start;padding-block:20px}.curriculum-overview{grid-template-columns:1fr}.curriculum-card,.curriculum-card:nth-child(-n+2){grid-column:auto;padding:24px}.curriculum-card ul{columns:1}.info-callout{flex-direction:column;align-items:flex-start}.program-feature-grid,.support-contrast,.review-wall{grid-template-columns:1fr}.program-feature{min-height:360px;padding:28px}.program-feature>svg{left:28px}.math-help-steps>div{grid-template-columns:1fr;gap:4px;padding:20px 0}.summer-visual{min-height:350px}.about-portrait__frame{height:560px}.about-portrait__caption{right:10px}.support-contrast>div{min-height:auto}.review-card,.review-card--featured{min-height:250px}.form-grid{grid-template-columns:1fr;gap:0}.form-submit{flex-direction:column;align-items:flex-start}.student-resource-grid,.course-directory,.reference-directory,.formula-grid,.project-prompts{grid-template-columns:1fr}.student-resource{min-height:260px}.student-caution{grid-template-columns:1fr}.student-caution .button{grid-column:auto}.chapter-card{grid-template-columns:1fr}.chapter-card__aside{flex-direction:row;min-height:70px}.chapter-card__content{grid-template-columns:1fr;gap:25px}.course-next__inner{flex-direction:column;align-items:flex-start}.comparison-preview,.definition-grid{grid-template-columns:1fr}.theorem-list article{grid-template-columns:40px 1fr}.glossary-layout dl{grid-template-columns:1fr}.investigation-grid li{grid-template-columns:1fr;gap:5px}.function-gallery,.graph-panel--left,.graph-panel--right{grid-template-columns:1fr}.graph-template-select,.graph-equation,.function-list,.parameter-list,.graph-tool-note{grid-column:auto}.parameter-list{grid-template-columns:1fr}.parameter-list h2{grid-column:auto}.graph-toolbar{flex-direction:column;align-items:flex-start}.graph-toolbar>div{flex-wrap:wrap;width:100%}.graph-toolbar button span:not(.toolbar-symbol),.graph-pan-controls small{display:none}.graph-canvas{min-height:390px}.graph-guidance__grid{grid-template-columns:1fr}.graph-guidance__grid>div,.graph-guidance__grid>div+div{border-bottom:1px solid #ffffff29;border-right:0;padding-left:0}.calculator-workspace{padding:25px 18px}.calculator-fields,.result-values{grid-template-columns:1fr}.calculator-field--wide{grid-column:auto}.calculator-actions{flex-direction:column;align-items:flex-start}.calculator-actions .button{width:100%}.calculator-principles .shell{grid-template-columns:1fr}.calculator-principles .shell>div,.calculator-principles .shell>div:first-child{border-bottom:1px solid #ffffff26;border-right:0;padding-inline:0}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.reveal{opacity:1;transform:none}}:root{--turquoise:#20b8ad;--turquoise-dark:#087d78;--turquoise-soft:#dff7f4;--cyan-soft:#e8f8fb;--coral:#f26b5b;--coral-dark:#d94d3e;--sun:#ffd166;--ink-2:#0b2230;--surface:#fff;--surface-soft:#f4fbfa;--radius-sm:14px;--radius-md:22px;--radius-lg:34px}body{background:var(--surface);color:var(--ink-2)}body::selection{background:#20b8ad47}:focus-visible{outline-color:var(--sun)}.mathstep-header{z-index:90;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffffff5;border-bottom:1px solid #0b22301a;position:sticky;top:0}.mathstep-header__inner{grid-template-columns:auto 1fr auto;align-items:center;gap:clamp(18px,2vw,32px);min-height:82px;display:grid}.mathstep-brand{flex:none;align-items:center;width:112px;display:flex}.mathstep-brand__image,.brand-artwork{max-width:100%;height:auto;display:block}.mathstep-brand__image{object-fit:contain;width:100%;max-height:60px}.brand-artwork--portrait{border-radius:32px;width:min(100%,520px);box-shadow:0 26px 65px #0b223029}.section-mascot{filter:drop-shadow(0 24px 30px #0b22301f);justify-self:center;width:min(100%,350px)}.mathstep-nav{justify-content:center;align-items:center;gap:clamp(15px,1.8vw,28px);display:flex}.mathstep-nav a{color:#40535d;white-space:nowrap;padding-block:28px;font-size:.83rem;font-weight:720;position:relative}.mathstep-nav a:after{content:"";background:var(--turquoise);border-radius:999px;height:3px;transition:right .18s;position:absolute;bottom:19px;left:0;right:100%}.mathstep-nav a:hover,.mathstep-nav a[aria-current=page]{color:var(--ink-2)}.mathstep-nav a:hover:after,.mathstep-nav a[aria-current=page]:after{right:0}.button--coral{color:#fff;background:var(--coral);border-color:var(--coral);border-radius:999px;box-shadow:0 14px 30px #f26b5b33}.button--coral:hover{background:var(--coral-dark);border-color:var(--coral-dark)}.button--turquoise{color:#fff;background:var(--turquoise-dark);border-color:var(--turquoise-dark);border-radius:999px}.button--outline{color:var(--ink-2);background:0 0;border-color:#0b223040;border-radius:999px}.button--outline:hover{border-color:var(--turquoise);background:var(--turquoise-soft)}.button--light{color:var(--ink-2);background:#fff;border-radius:999px}.mathstep-menu-toggle{width:46px;height:46px;color:var(--ink-2);background:#fff;border:1px solid #0b223029;border-radius:14px;justify-content:center;align-items:center;display:none}.mathstep-mobile-menu{border-top:1px solid var(--line);background:#fff;display:none}.mathstep-mobile-menu nav{gap:4px;padding-block:14px 22px;display:grid}.mathstep-mobile-menu nav>a:not(.button){padding:12px 2px;font-weight:720}.mathstep-hero{background:radial-gradient(circle at 89% 16%,#ffd1663d,#0000 24%),radial-gradient(circle at 8% 8%,#20b8ad26,#0000 25%),#f8fdfc;padding:clamp(22px,2.5vw,34px) 0 clamp(62px,7vw,96px);position:relative;overflow:hidden}.mathstep-hero:after{content:"";pointer-events:none;border:70px solid #20b8ad0f;border-radius:50%;width:420px;height:420px;position:absolute;bottom:-150px;right:-80px}.mathstep-hero__grid{z-index:1;grid-template-columns:minmax(0,1.18fr) minmax(300px,.82fr);align-items:center;gap:clamp(44px,7vw,96px);display:grid;position:relative}.mathstep-hero__copy{max-width:720px}.mathstep-hero .eyebrow,.business-page-hero .eyebrow,.mathstep-section .eyebrow,.booking-section .eyebrow,.legal-page .eyebrow{color:var(--turquoise-dark)}.mathstep-hero h1{max-width:760px;font-family:var(--sans);letter-spacing:-.055em;margin:18px 0 24px;font-size:clamp(3rem,6.2vw,6.3rem);font-weight:850;line-height:.96}.mathstep-hero__lead{color:#425761;max-width:650px;margin-bottom:29px;font-size:clamp(1.05rem,1.45vw,1.24rem);line-height:1.75}.mathstep-hero__actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.hero-trial-cta{align-items:center;gap:8px;display:inline-flex}.hero-trial-cta__mascot{filter:drop-shadow(0 12px 14px #0b223029);width:88px;margin:-28px -2px -24px 0}.hero-facts{color:#40535d;flex-wrap:wrap;gap:13px 24px;margin-top:27px;font-size:.86rem;font-weight:650;display:flex}.hero-facts span{align-items:center;gap:8px;display:inline-flex}.hero-facts svg{width:17px;color:var(--turquoise-dark)}.mathstep-hero__visual{justify-items:center;gap:18px;display:grid}.hero-note{border-radius:var(--radius-md);background:var(--ink-2);color:#fff;width:min(100%,390px);padding:22px 24px;box-shadow:0 24px 60px #0b22302e}.hero-note>span{color:#8ce8df;letter-spacing:.12em;text-transform:uppercase;font-size:.72rem;font-weight:800}.hero-note strong{margin:5px 0 4px;font-size:1.2rem;display:block}.hero-note p{color:#ffffffb8;margin:0;font-size:.83rem}.quick-answer-strip{background:var(--ink-2);color:#fff}.quick-answer-strip__grid{grid-template-columns:repeat(4,1fr);align-items:center;min-height:94px;display:grid}.quick-answer-strip__grid>div{border-right:1px solid #ffffff1f;gap:2px;padding:14px 28px;display:grid}.quick-answer-strip__grid>div:first-child{padding-left:0}.quick-answer-strip__grid>div:last-child{border-right:0}.quick-answer-strip strong{color:#8ce8df;text-transform:uppercase;letter-spacing:.1em;font-size:.7rem}.quick-answer-strip span{font-weight:720}.mathstep-section{padding-block:clamp(72px,8vw,112px)}.section--soft{background:var(--surface-soft)}.section--ink{background:var(--ink-2);color:#fff}.mathstep-section__heading{max-width:760px;margin-bottom:42px}.mathstep-section__heading h2,.about-ali__copy h2,.booking-copy h2,.business-page-hero h1,.legal-copy h1{font-family:var(--sans);letter-spacing:-.045em;margin:11px 0 16px;font-size:clamp(2.15rem,4vw,4.2rem);font-weight:840;line-height:1.04}.mathstep-section__heading p{color:var(--muted);font-size:1.02rem}.mathstep-section__heading--split{justify-content:space-between;align-items:end;gap:30px;max-width:none;display:flex}.mathstep-section__heading--split>div{max-width:720px}.mathstep-section__heading--light p{color:#ffffffb3}.teaching-principles{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.teaching-principles article{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;padding:31px}.teaching-principles article>span{color:var(--coral);letter-spacing:.12em;font-size:.74rem;font-weight:850}.teaching-principles h3{font-family:var(--sans);margin:10px 0 9px;font-size:1.4rem}.teaching-principles p{color:var(--muted);margin:0}.pricing-preview,.pricing-page-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.pricing-preview__card,.pricing-card{border-radius:var(--radius-md);background:#fff;border:1px solid #087d7829;padding:31px;position:relative}.price-chip,.pricing-card__price{background:var(--turquoise-soft);color:var(--turquoise-dark);border-radius:999px;padding:7px 11px;font-size:.78rem;font-weight:820;display:inline-flex}.pricing-preview h3,.pricing-card h2{font-family:var(--sans);margin:18px 0 10px;font-size:1.45rem;font-weight:800}.pricing-preview p,.pricing-card p{color:var(--muted)}.section-note{color:var(--muted);margin:22px 0 0;font-size:.87rem}.course-teaser,.resource-intro{grid-template-columns:minmax(0,1.2fr) minmax(250px,.8fr);align-items:center;gap:clamp(45px,7vw,92px);display:grid}.course-teaser>div:first-child,.resource-intro__copy{max-width:720px}.course-teaser h2,.resource-intro h2{font-family:var(--sans);letter-spacing:-.04em;margin:10px 0 18px;font-size:clamp(2.1rem,4vw,4rem);line-height:1.04}.course-teaser p,.resource-intro p{color:var(--muted)}.course-teaser__chips{flex-wrap:wrap;gap:8px;margin:24px 0;display:flex}.course-teaser__chips span{background:var(--cyan-soft);color:#285662;border-radius:999px;padding:8px 12px;font-size:.78rem;font-weight:750}.about-ali-section{background:#eaf8f7;padding-block:clamp(78px,9vw,126px)}.about-ali{grid-template-columns:minmax(280px,.82fr) minmax(0,1.18fr);align-items:center;gap:clamp(50px,8vw,110px);display:grid}.about-ali__copy p{color:#40545e;max-width:680px;font-size:1.01rem}.review-preview{grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:28px;display:grid}.review-preview--single{grid-template-columns:minmax(0,780px);justify-content:center}.review-card{border-radius:var(--radius-md);color:var(--ink-2);background:#fff;margin:0;padding:30px;box-shadow:0 12px 35px #0b223014}.review-card blockquote{color:#2c414c;margin:0 0 22px;font-size:.96rem;line-height:1.75}.review-card figcaption{border-top:1px solid var(--line);justify-content:space-between;align-items:baseline;gap:12px;padding-top:17px;display:flex}.review-card figcaption strong{font-size:.9rem}.review-card figcaption span{color:var(--muted);font-size:.74rem}.other-programs{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.other-programs>article{border-radius:var(--radius-md);border:1px solid var(--line);background:#fff;padding:clamp(28px,4vw,44px)}.other-programs>article:nth-child(2){background:var(--ink-2);color:#fff;border-color:#0000}.other-programs h3{font-family:var(--sans);margin:10px 0 12px;font-size:1.55rem}.other-programs p{color:var(--muted)}.other-programs>article:nth-child(2) p{color:#ffffffb8}.program-kicker{color:var(--coral);letter-spacing:.1em;text-transform:uppercase;font-size:.73rem;font-weight:850}.safety-note{border-radius:var(--radius-sm);background:#ffffff14;margin-top:24px;padding:18px 20px}.safety-note p{margin:5px 0 0}.learning-aid-note{border-left:3px solid var(--turquoise);padding-left:16px;font-size:.87rem}.prep-grid{grid-template-columns:.78fr 1.22fr;gap:clamp(40px,7vw,90px);display:grid}.prep-grid h2{font-family:var(--sans);letter-spacing:-.04em;margin:10px 0 0;font-size:clamp(2rem,3.4vw,3.4rem);line-height:1.07}.check-list{gap:13px;margin:0;padding:0;list-style:none;display:grid}.check-list li{border:1px solid var(--line);border-radius:var(--radius-sm);grid-template-columns:24px 1fr;align-items:start;gap:11px;padding:15px 17px;display:grid}.prep-grid .check-list li:before{content:none}.check-list li>span{min-width:0}.check-list svg{color:var(--turquoise-dark)}.booking-section{color:#fff;background:#0f3949;padding-block:clamp(78px,9vw,122px)}.booking-grid{grid-template-columns:.78fr 1.22fr;align-items:start;gap:clamp(45px,7vw,95px);display:grid}.booking-copy{position:sticky;top:120px}.booking-copy .eyebrow{color:#8ce8df}.booking-copy p{color:#ffffffb8}.booking-callout{border-radius:var(--radius-sm);background:#ffffff14;gap:14px;margin-top:27px;padding:19px;display:flex}.booking-callout svg{color:var(--sun);flex:none}.booking-callout div{gap:2px;display:grid}.booking-callout a{color:#8ce8df;font-weight:820}.booking-callout span{color:#ffffff9e;font-size:.78rem}.mathstep-form{border-radius:var(--radius-lg);color:var(--ink-2);background:#fff;padding:clamp(26px,4vw,42px);box-shadow:0 28px 70px #00000024}.mathstep-form .button{border-radius:999px}.business-page-hero{background:radial-gradient(circle at 88% 10%, #ffd16633, transparent 25%), var(--surface-soft);padding-block:clamp(70px,8vw,112px)}.business-page-hero__grid{grid-template-columns:minmax(0,1.25fr) minmax(220px,.75fr);align-items:center;gap:70px;display:grid}.business-page-hero__simple{max-width:860px}.business-page-hero h1{max-width:900px}.business-page-hero p{max-width:720px;color:var(--muted);font-size:1.03rem}.subject-positioning{grid-template-columns:1.15fr .85fr;gap:18px;display:grid}.subject-positioning article{border-radius:var(--radius-md);border:1px solid var(--line);padding:clamp(28px,4vw,46px)}.subject-positioning__primary{background:var(--turquoise-soft);border-color:#0000!important}.subject-positioning svg{color:var(--turquoise-dark);margin-bottom:18px}.subject-positioning h2{font-family:var(--sans);margin:8px 0 14px;font-size:1.9rem}.subject-positioning ul{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.subject-positioning li{background:#ffffffb3;border-radius:999px;padding:8px 11px;font-size:.8rem;font-weight:700}.grade-browser{gap:12px;display:grid}.grade-browser__item{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;overflow:hidden}.grade-browser__item summary{cursor:pointer;justify-content:space-between;align-items:center;gap:18px;padding:21px 24px;list-style:none;display:flex}.grade-browser__item summary::-webkit-details-marker{display:none}.grade-browser__item summary span{font-size:1.08rem;font-weight:820}.grade-browser__item summary small{color:var(--muted)}.grade-browser__item[open] summary{background:var(--turquoise-soft)}.grade-browser__content{padding:22px 24px 26px}.grade-browser__content ul{grid-template-columns:repeat(3,1fr);gap:9px 18px;margin:0;padding:0;list-style:none;display:grid}.grade-browser__content li{background:var(--surface-soft);color:#38515b;border-radius:11px;padding:10px 12px;font-size:.83rem}.pricing-card__summary{font-weight:720;color:var(--ink-2)!important}.pricing-extension-note{border-radius:var(--radius-sm);background:var(--surface-soft);align-items:center;gap:12px;margin-top:20px;padding:17px 20px;display:flex}.pricing-extension-note svg{color:var(--turquoise-dark);flex:none}.pricing-extension-note p{color:var(--muted);margin:0}.referral-section{background:#fff4e1;padding-block:clamp(74px,8vw,106px)}.referral-grid{grid-template-columns:.72fr 1.28fr;gap:70px;display:grid}.referral-grid>div svg{color:var(--coral);margin-bottom:16px}.referral-grid h2{font-family:var(--sans);margin:10px 0 0;font-size:clamp(2rem,3.5vw,3.5rem);line-height:1.06}.referral-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.referral-list li{border-bottom:1px solid #0b223024;grid-template-columns:170px 1fr;gap:18px;padding:18px 0;display:grid}.referral-list span{color:var(--muted)}.policy-card{border-radius:var(--radius-lg);background:#fff;max-width:900px;padding:clamp(30px,5vw,50px)}.policy-card h2{font-family:var(--sans);margin:10px 0 24px}.policy-card__grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.policy-card__grid div{border-radius:var(--radius-sm);background:var(--surface-soft);gap:5px;padding:20px;display:grid}.policy-card__grid span{color:var(--coral-dark);font-weight:820}.pricing-cta{justify-content:space-between;align-items:center;gap:30px;display:flex}.pricing-cta h2{font-family:var(--sans);margin:7px 0 0;font-size:clamp(1.9rem,3vw,3rem)}.pricing-cta__actions{flex-wrap:wrap;gap:10px;display:flex}.reviews-grid{grid-template-columns:repeat(3,1fr);align-items:start;gap:16px;display:grid}.reviews-grid .review-card{border:1px solid var(--line);box-shadow:none}.centered-cta{text-align:center;max-width:720px}.centered-cta h2{font-family:var(--sans);margin-bottom:0;font-size:clamp(2rem,3.5vw,3.4rem);line-height:1.08}.centered-cta .button{margin-top:32px}.legal-page{padding-block:clamp(72px,8vw,110px)}.legal-copy{max-width:780px}.legal-copy h2{font-family:var(--sans);margin:38px 0 10px;font-size:1.45rem}.legal-copy p{color:var(--muted)}.not-found-page{align-items:center;min-height:62vh;padding-block:80px;display:grid}.not-found-page__inner{text-align:center;max-width:760px}.not-found-page h1{font-family:var(--sans);letter-spacing:-.05em;margin:10px 0;font-size:clamp(3rem,7vw,6rem)}.not-found-page p{color:var(--muted)}.not-found-page__inner>div{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:25px;display:flex}.mathstep-footer{color:#ffffffb3;background:#071a24;padding-top:62px}.mathstep-footer__grid{grid-template-columns:1.4fr .8fr 1fr;gap:46px;padding-bottom:44px;display:grid}.mathstep-footer .mathstep-brand{width:124px}.mathstep-footer__brand p{max-width:400px;margin:20px 0 16px}.footer-phone{color:#fff;align-items:center;gap:8px;font-weight:760;display:inline-flex}.mathstep-footer h2{color:#fff;font-family:var(--sans);text-transform:uppercase;letter-spacing:.08em;margin:0 0 14px;font-size:.8rem}.mathstep-footer__links{gap:8px;margin:0;padding:0;font-size:.82rem;list-style:none;display:grid}.mathstep-footer__links a:hover,.mathstep-footer__legal a:hover{color:#fff}.mathstep-footer__base{border-top:1px solid #ffffff1a;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:72px;font-size:.7rem;display:grid}.mathstep-footer__base p{margin:0}.mathstep-footer__legal{justify-content:flex-end;gap:18px;display:flex}.page-hero,.compact-masthead{background:radial-gradient(circle at 85% 0%, #20b8ad2e, transparent 28%), var(--ink-2)}.eyebrow--gold{color:var(--sun)!important}@media (max-width:1080px){.mathstep-nav,.mathstep-header__cta{display:none}.mathstep-header__inner{grid-template-columns:1fr auto}.mathstep-menu-toggle{display:inline-flex}.mathstep-mobile-menu.is-open{display:block}.mathstep-hero__grid,.business-page-hero__grid,.about-ali,.course-teaser,.resource-intro{grid-template-columns:1fr 340px;gap:42px}.pricing-page-grid,.pricing-preview{grid-template-columns:1fr}.review-preview,.reviews-grid,.grade-browser__content ul{grid-template-columns:repeat(2,1fr)}}@media (max-width:760px){:root{--shell:min(100% - 28px, 1180px)}.mathstep-header__inner{min-height:70px}.mathstep-brand,.mathstep-footer .mathstep-brand{width:104px}.mathstep-hero{padding-top:22px}.mathstep-hero__grid,.business-page-hero__grid,.about-ali,.course-teaser,.resource-intro,.subject-positioning,.prep-grid,.booking-grid,.referral-grid{grid-template-columns:1fr}.mathstep-hero__visual{margin-top:8px}.section-mascot{justify-self:center;width:min(76vw,320px)}.quick-answer-strip__grid{grid-template-columns:repeat(2,1fr);padding-block:10px}.quick-answer-strip__grid>div,.quick-answer-strip__grid>div:first-child{border-right:0;padding:14px 10px}.teaching-principles,.other-programs,.review-preview,.reviews-grid{grid-template-columns:1fr}.mathstep-section__heading--split,.pricing-cta{flex-direction:column;align-items:flex-start}.about-ali__portrait{justify-self:center;width:min(92vw,520px)}.hero-trial-cta__mascot{width:72px;margin-block:-22px -18px}.booking-copy{position:static}.grade-browser__item summary{flex-direction:column;align-items:flex-start;gap:3px}.grade-browser__content ul,.policy-card__grid{grid-template-columns:1fr}.referral-list li{grid-template-columns:1fr;gap:3px}.mathstep-footer__grid,.mathstep-footer__base{grid-template-columns:1fr}.mathstep-footer__base{gap:2px;padding-block:22px}.mathstep-footer__legal{justify-content:flex-start}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mathstep-nav a:after,.studio-credit,.studio-credit__arrow,.button{transition:none!important}.button:hover,.studio-credit:hover,.studio-credit:hover .studio-credit__arrow{transform:none}}
